[MPlayer-dev-eng] [PATCH] disable mp3lib code by default

Carl Eugen Hoyos cehoyos at ag.or.at
Fri Mar 16 21:10:50 CET 2012


Thomas Orgis <thomas-forum <at> orgis.org> writes:

> > Yes, did I miss the SSE-only benchmarks? If yes, sorry, 
> > the article is long...
> 
> Sorry, what do you want? SSE-only or non-SSE? I'm confused.

SSE-only is most important because it is the only platform that 
can still be used where ffmp3float is slower.

[...]

> I see that ffmp3float has partially more assembly code in the 
> works than mpg123... seems like ffmpeg folks have been busy 
> during the past year. I remember being consistently faster before.

When I last tested in 2010, ffmp3float was faster for C-only, 
asm-only, Altivec and on the Core2Duo (iirc).

SSE-only allows to use VDPAU to watch HD, on a 500MHz P3, 
audio decoding is measurable (on any new hardware, audio 
has no performance relevance and it is not trivial to 
test afaict), it therefore might make sense to keep the 
fastest decoder.

Carl Eugen



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